K404-SP Data (RockSim)
Accuracy of this data file:
|
This File |
Certified |
± |
Diameter |
75 mm |
75 mm |
= |
Length |
1,016 mm |
1,016 mm |
= |
Prop. Weight |
318 g |
703 g |
−55% |
Total Weight |
4,150 g |
4,150 g |
= |
Avg. Thrust |
446.7 N |
379.0 N |
+18% |
Max. Thrust |
670.7 N |
1,036.0 N |
−35% |
Total Impulse |
2,446.1 Ns |
2,441.0 Ns |
= |
Burn Time |
5.5 s |
6.4 s |
−14% |
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Raw Data
<engine-database>
<engine-list>
<engine FDiv="10" FFix="1" FStep="-1." Isp="784.38" Itot="2446.1" Type="hybrid" auto-calc-cg="1" auto-calc-mass="1" avgThrust="382.203" burn-time="6.4" cgDiv="10" cgFix="1" cgStep="-1." code="K404" delays="1000" dia="75." exitDia="0." initWt="4150." len="1016." mDiv="10" mFix="1" mStep="-1." massFrac="7.66" mfg="Contrail" peakThrust="670.655" propWt="318." tDiv="10" tFix="1" tStep="-1." throatDia="0.">
<comments>K-404-Sparky
75mm/40 Inch Hardware
2050cc
Slow Nozzle
</comments>
<data>
<eng-data cg="508." f="0." m="318." t="0."/>
<eng-data cg="508." f="670.655" m="317.512" t="0.0111857"/>
<eng-data cg="508." f="335.328" m="15.4297" t="4.63087"/>
<eng-data cg="508." f="205.303" m="9.14035" t="4.80984"/>
<eng-data cg="508." f="130.025" m="6.70216" t="4.9217"/>
<eng-data cg="508." f="82.121" m="4.54268" t="5.0783"/>
<eng-data cg="508." f="41.0605" m="3.02007" t="5.26846"/>
<eng-data cg="508." f="0." m="0." t="6.4"/>
</data>
</engine>
</engine-list>
</engine-database>
You can also download the raw data points as a CSV file.